Statistics Vocabulary

range of numbers

• interval

• average

• frequency

• mean

A set of closely grouped data is a (a)   .

• Cluster

• Outlier

• Gap

• Correlation

A value much greater or much less than the others in a data set is called (a)   .

• Outlier

• Cluster

• Gap

• Frequency

A graph with points plotted to show a possible relationship between two sets of data.

• Scatter Plot

• Dot Plot

• Line Plot

• Frequency Table

The number of times the value appears in a data set.

• Frequency

• Joint Relative Frequency

• Marginal Relative Frequency

• Conditional Relative Frequency

A straight line that comes closest to the points on a scatter plot is called (a)   .

• Line of Best Fit

• Trend Line

• Frequency

• Correlation

A comparison between two data sets when one set of data values increases while the other decreases is called (a)   .

• Negative Correlation

• Positive Correlation

• No Correlation

• Trend

A comparison between two data sets when their data values increase together is (a)   .

• Positive Correlation

• Negative Correlation

• No Correlation

• Trend

A line on a scatter plot that helps show the correlation between data sets more clearly is called (a)   .

• Trend Line

• Line of Reflection

• Line of Trend Fit

• Frequency

The sum of the joint relative frequencies in a row or column of a two-way table.

• Marginal Relative Frequency

• Relative Frequency

• Conditional Relative Frequency

• Joint Relative Frequency